11719374826 has 4 divisors (see below), whose sum is σ = 17579062242. Its totient is φ = 5859687412.

The previous prime is 11719374803. The next prime is 11719374833. The reversal of 11719374826 is 62847391711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11321172801 + 398202025 = 106401^2 + 19955^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11719374826.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2929843705 + ... + 2929843708.

Almost surely, 2^11719374826 is an apocalyptic number.

11719374826 is a deficient number, since it is larger than the sum of its proper divisors (5859687416).

11719374826 is an equidigital number, since it uses as much as digits as its factorization.

11719374826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5859687415.

The product of its digits is 508032, while the sum is 49.

The spelling of 11719374826 in words is "eleven billion, seven hundred nineteen million, three hundred seventy-four thousand, eight hundred twenty-six".